vmware workstation 9 installation error

It is not about Lotus software but helps to solve one vmware workstation installation error.
Error message during installation:

Failed to create the requested registry key
Key: Installer
Error: 1021

Workaround:

1. Exit installation process
2. Go to this page: http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1308
3. Go down to "Remove these registry keys:"
4. You see a key structure like this
1. HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Workstation
2. HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\Installer\VMware Workstation
5. Open the registry editor
6. Go down to HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\
7. If you have  VMware, Inc. key, delete it
8. Create a new key structure as you see it at step 4
9. Go up to Wow6432Node, right click on it and create new key VMware, Inc.
10. Right click on the new VMware, Inc. key and create new key VMware Workstation
11.  Right click on the new VMware, Inc. key and create new key Installer
12. Right click on the new Installer key and create new key VMware Workstation
13. Start installation again. I successfully installed vmware workstation 9